1420009376 has 12 divisors (see below), whose sum is σ = 2795643522. Its totient is φ = 710004672.

The previous prime is 1420009373. The next prime is 1420009411. The reversal of 1420009376 is 6739000241.

It can be written as a sum of positive squares in only one way, i.e., 982195600 + 437813776 = 31340^2 + 20924^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 44375293 = 1420009376 / (1 + 4 + 2 + 0 + 0 + 0 + 9 + 3 + 7 + 6).

It is not an unprimeable number, because it can be changed into a prime (1420009373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22187615 + ... + 22187678.

Almost surely, 2^1420009376 is an apocalyptic number.

1420009376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1420009376 is a deficient number, since it is larger than the sum of its proper divisors (1375634146).

1420009376 is an equidigital number, since it uses as much as digits as its factorization.

1420009376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44375303 (or 44375295 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 1420009376 is about 37683.0117692310. The cubic root of 1420009376 is about 1123.9933384441.

The spelling of 1420009376 in words is "one billion, four hundred twenty million, nine thousand, three hundred seventy-six".